1951:
Eighteen U.S. Marines and one U.S. Army infantryman captured during the Chosin/Changjin Reservoir campaign were returned to U.N. control.

1952:
ROK President Syngman Rhee declared martial law in Pusan and arrested members of the Korean National Assembly.

1952:
The USS Iowa made its heaviest attack to date against the industrial seaport of Chongjin.

1953:
The first atomic cannon is fired in Nevada.

1968:
The communists launch their third major assault of the year on Saigon. The heaviest fighting occurred during the first three days of June, and again centered on Cholon, the Chinese section of Saigon.